1 files changed, 81 insertions, 0 deletions
diff --git a/devtools/client/accessibility/test/browser/browser_accessibility_sidebar.js b/devtools/client/accessibility/test/browser/browser_accessibility_sidebar.js
new file mode 100644
index 0000000000..e7c2795ced
--- /dev/null
+++ b/devtools/client/accessibility/test/browser/browser_accessibility_sidebar.js
@@ -0,0 +1,81 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_URI = `<html>
+  <head>
+    <meta charset="utf-8"/>
+    <title>Accessibility Panel Test</title>
+  </head>
+  <body></body>
+</html>`;
+
+/**
+ * Test data has the format of:
+ * {
+ *   desc     {String}    description for better logging
+ *   setup   {Function}  An optional setup that needs to be performed before
+ *                        the state of the tree and the sidebar can be checked.
+ *   expected {JSON}      An expected states for the tree and the sidebar.
+ * }
+ */
+const tests = [
+  {
+    desc: "Test the initial accessibility sidebar state.",
+    expected: {
+      sidebar: {
+        name: "Accessibility Panel Test",
+        role: "document",
+        actions: [],
+        value: "",
+        description: "",
+        keyboardShortcut: "",
+        childCount: 0,
+        indexInParent: 0,
+        states: [
+          // The focused state is an outdated state, since the toolbox should now
+          // have the focus and not the content page. See Bug 1702709.
+          "focused",
+          "readonly",
+          "focusable",
+          "opaque",
+          "enabled",
+          "sensitive",
+        ],
+      },
+    },
+  },
+  {
+    desc: "Mark document as disabled for accessibility.",
+    setup: async ({ browser }) =>
+      SpecialPowers.spawn(browser, [], () =>
+        content.document.body.setAttribute("aria-disabled", true)
+      ),
+    expected: {
+      sidebar: {
+        states: ["unavailable", "readonly", "focusable", "opaque"],
+      },
+    },
+  },
+  {
+    desc: "Append a new child to the document.",
+    setup: async ({ browser }) =>
+      SpecialPowers.spawn(browser, [], () => {
+        const doc = content.document;
+        const button = doc.createElement("button");
+        button.textContent = "Press Me!";
+        doc.body.appendChild(button);
+      }),
+    expected: {
+      sidebar: {
+        childCount: 1,
+      },
+    },
+  },
+];
+
+/**
+ * Test that checks the Accessibility panel sidebar.
+ */
+addA11yPanelTestsTask(tests, TEST_URI, "Test Accessibility panel sidebar.");